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* [PATCH] selinux: Allow pasta to remount procfs
@ 2024-02-16  8:47 Stefano Brivio
  0 siblings, 0 replies; only message in thread
From: Stefano Brivio @ 2024-02-16  8:47 UTC (permalink / raw)
  To: passt-dev; +Cc: Laurent Jacquot, David Gibson

Partially equivalent to commit abf5ef6c22d2 ("apparmor: Allow pasta
to remount /proc, access entries under its own copy"): we should
allow pasta to remount /proc. It still works otherwise, but further
UID remapping in nested user namespaces (e.g. pasta in pasta) won't.

Reported-by: Laurent Jacquot <jk@lutty.net>
Link: https://bugs.passt.top/show_bug.cgi?id=79#c3
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
---
 contrib/selinux/pasta.te | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/contrib/selinux/pasta.te b/contrib/selinux/pasta.te
index ed70c5f..0ceda06 100644
--- a/contrib/selinux/pasta.te
+++ b/contrib/selinux/pasta.te
@@ -201,6 +201,8 @@ allow pasta_t kernel_t:system module_request;
 
 allow pasta_t nsfs_t:file read;
 
+allow pasta_t proc_t:dir mounton;
+allow pasta_t proc_t:filesystem mount;
 allow pasta_t net_conf_t:lnk_file read;
 allow pasta_t proc_net_t:lnk_file read;
 
-- 
@@ -201,6 +201,8 @@ allow pasta_t kernel_t:system module_request;
 
 allow pasta_t nsfs_t:file read;
 
+allow pasta_t proc_t:dir mounton;
+allow pasta_t proc_t:filesystem mount;
 allow pasta_t net_conf_t:lnk_file read;
 allow pasta_t proc_net_t:lnk_file read;
 
-- 
2.39.2


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